hr {
    border-top: 1px solid lightgrey;
    border-bottom: 1px solid #fff;
}

.single_comment {
    margin-bottom: 20px;
    font-family: "Microsoft Yahei","微软雅黑",Arial,Helvetica,STHeiti,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";
}

.single_comment img {
    width:50px;
    height:50px;
    border-radius:50%;
    overflow:hidden;
    float: left;
    margin-left: 10px;
    margin-top: 5px;
}

.single_comment p {
    margin-bottom: 0;
}

.comment-content {
    border-bottom: 1px dashed lightgrey;
    border-left: 1px dashed #2d7da4;
    padding-bottom: 5px;
}
